The efficacy and safety of strontium ranelate versus placebo in the treatment of knee osteoarthritis

ISRCTN ISRCTN92624244
DOI https://doi.org/10.1186/ISRCTN92624244
Protocol serial number CL3-12911-022
Sponsor Institut de Recherches Internationales Servier (France)
Funder Institut de Recherches Internationales Servier (France)
Submission date
11/03/2010
Registration date
14/04/2010
Last edited
28/03/2018
Recruitment status
No longer recruiting
Overall study status
Completed
Condition category
Musculoskeletal Diseases
Prospectively registered
Protocol
Statistical analysis plan
Results
Individual participant data

Plain English summary of protocol

Not provided at time of registration and not expected to be available in the future

Contact information

Prof Feng Chun Zhang
Scientific

Rheumatology and Clinical Immunology Division
Department of Medicine
Peking Union Medical College Hospital
Chinese Academy of Medical Science
No.1 Shuaifuyuan, Wangfujing
Beijing
100730
China

Study information

Primary study designInterventional
Study designRandomised double-blind parallel-group placebo-controlled trial
Secondary study designRandomised controlled trial
Study type Participant information sheet
Scientific titleThe efficacy and safety of two doses of strontium ranelate versus placebo administered orally for 3 years in the treatment of knee osteoarthritis: a prospective multicentre, international, double-blind, placebo-controlled study
Study objectivesTo demonstrate the superiority of strontium ranelate versus placebo against articular cartilage damage progression over three years in men and women with knee osteoarthritis.
Ethics approval(s)Ethics approval was obtained before recruitment of the first participants
Health condition(s) or problem(s) studiedOsteoarthritis
InterventionThe treatment is composed of two doses of strontium ranelate (1 g and 2 g per day) administered orally for 3 years.
Intervention typeDrug
PhasePhase III
Drug / device / biological / vaccine name(s)Strontium ranelate
Primary outcome measure(s)

Radiographic assessment of knee osteoarthritis measured up to 36 months

Key secondary outcome measure(s)

Measured up to 36 months:
1. Algofunctional assessment
2. Physical examination
3. Safety

Completion date30/04/2013

Eligibility

Participant type(s)Patient
Age groupAdult
SexAll
Target sample size at registration450
Key inclusion criteria1. Asia men and women of at least 50 years of age
2. Primary knee osteoarthritis
Key exclusion criteria1. Knee prosthesis already implanted or foreseen within the next year
2. Hip prosthesis recently implanted (less than 1 year) or not well-tolerated, or foreseen within the next year
Date of first enrolment30/06/2008
Date of final enrolment30/04/2013

Locations

Countries of recruitment

  • China
  • Korea, South
  • Taiwan

Study participating centre

Rheumatology and Clinical Immunology Division
Beijing
100730
China

Results and Publications

Individual participant data (IPD) Intention to shareYes
IPD sharing plan summaryAvailable on request
IPD sharing planThe datasets generated during and/or analysed during the current study will be available upon request from https://clinicaltrials.servier.com if a Marketing Authorisation has been granted after 1st January 2014.

Study outputs

Output type Details Date created Date added Peer reviewed? Patient-facing?
Basic results No No
Participant information sheet Participant information sheet 11/11/2025 11/11/2025 No Yes

Editorial Notes

28/03/2018: Publication plan and IPD sharing statement amended.
24/01/2018: Publication plan and IPD sharing statement added.
06/12/2017: results summary added.